{"provider_name":"Hatena Blog","blog_title":"Free Talk","author_name":"semba_d","author_url":"https://blog.hatena.ne.jp/semba_d/","type":"rich","categories":[],"url":"https://semba-d.hateblo.jp/entry/2019/04/03/110525","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fsemba-d.hateblo.jp%2Fentry%2F2019%2F04%2F03%2F110525\" title=\"Ruby On Rails | \u5916\u90e8\u30ad\u30fc\u5236\u7d04\u3000migration\u306e\u66f8\u304d\u65b9 - Free Talk\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","image_url":null,"provider_url":"https://hatena.blog","published":"2019-04-03 11:05:25","blog_url":"https://semba-d.hateblo.jp/","description":"\u4e8b\u524d\u6e96\u5099 \u3053\u3053\u3067\u306f\u3001\u524d\u63d0\u6761\u4ef6\u3068\u3057\u3066 user : posts = \uff11\u5bfe\u591a\u306e\u30e2\u30c7\u30eb\u69cb\u9020\u3092\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002 \uff12\u3064\u306emigration\u306e\u66f8\u304d\u65b9 \u30fbreference\u578b\u3092\u4f7f\u3046 \u30fbreference\u578b\u3092\u4f7f\u308f\u306a\u3044 reference\u578b\u3092\u4f7f\u308f\u306a\u3044\u5834\u5408 \u5236\u7d04\u304c\u4f55\u3082\u306a\u3044\u5834\u5408 class CreatePosts < ActiveRecord::Migration[5.0] def change create_table :posts do |t| t.string :text t.integer :user_id end end end \u3053\u3053\u306b\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u3092\u52a0\u3048\u308b class CreatePosts < Acti\u2026","version":"1.0","width":"100%","height":"190","title":"Ruby On Rails | \u5916\u90e8\u30ad\u30fc\u5236\u7d04\u3000migration\u306e\u66f8\u304d\u65b9"}